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Title:
HEAD MOUNT DISPLAY AND MOVEMENT DETECTION METHOD
Document Type and Number:
Japanese Patent JP2014093704
Kind Code:
A
Abstract:

To provide a technology for detecting the movement of a user who is wearing a head mount display.

The casing of a head mount display 200 is configured to store a presentation part for presenting a three-dimensional video, and when it is mounted on the head of a user 500 as an observer, it is positioned ahead of both eyeballs of the user 500. A casing light emitting element 210 is configured to, when the casing is mounted on the head of the user 500, emit the rays of light in a vertical downward direction to the casing. An image acquisition part is configured to acquire the image of the rays of light of the casing light emitting element 210 imaged by a body imaging element 302 mounted on the body of the observer, and configured to image the rays of light to be emitted by the casing light emitting element 210. A head tracking part is configured to analyze the image of the rays of light acquired by the image acquisition part, and to track the relative movement of the casing light emitting element 210 to the body imaging element 302.


Inventors:
YAMAMOTO KOJI
Application Number:
JP2012244143A
Publication Date:
May 19, 2014
Filing Date:
November 06, 2012
Export Citation:
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Assignee:
SONY COMPUTER ENTERTAINMENT INC
International Classes:
H04N13/00; G02B27/02
Domestic Patent References:
JP2004219664A2004-08-05
JP2000102036A2000-04-07
JP2009104249A2009-05-14
JP2001356875A2001-12-26
Attorney, Agent or Firm:
Sakaki Morishita
Yusuke Murata
Tomoyuki Miki
Takeshi Aoki